M-system MECHATROLINK R7K4FML3-6-DAC32B Instruction Manual page 8

• DATA_RWA (20H)
Transmits I/O data to master station. Data allocation is following.
Data size is 16 bytes.
BYTE COMMAND
0 DATA_RWA (20H)
1 00H
2 CMD_CTRL
3
4 CH0 OUT LO
5 CH0 OUT HI
6 CH1 OUT LO
7 CH1 OUT HI
8 CH2 OUT LO
9 CH2 OUT HI
10 CH3 OUT LO
11 CH3 OUT HI
12 00H
13 00H
14 00H
15 00H
[ I/O DATA ]
• Input data
Input data to be sent from the slave to the master are set in the response.
With output data read back.
CH0 IN LO CH0 data low 8 bits
CH0 IN HI CH0 data high 8 bits
CH1 IN LO CH1 data low 8 bits
CH1 IN HI CH1 data high 8 bits
CH2 IN LO CH2 data low 8 bits
CH2 IN HI CH2 data high 8 bits
CH3 IN LO CH3 data low 8 bits
CH3 IN HI CH3 data high 8 bits
Without output data read back (with option code /NR)
CH0 IN LO CH0 data low 8 bits
CH0 IN HI CH0 data high 8 bits
CH1 IN LO CH1 data low 8 bits
CH1 IN HI CH1 data high 8 bits
CH2 IN LO CH2 data low 8 bits
CH2 IN HI CH2 data high 8 bits
CH3 IN LO CH3 data low 8 bits
CH3 IN HI CH3 data high 8 bits
RESPONSE
DATA_RWA (20H)
00H
CMD_STAT
CH0 IN LO
CH0 IN HI
CH1 IN LO
CH1 IN HI
CH2 IN LO
CH2 IN HI
CH3 IN LO
CH3 IN HI
00H
00H
00H
00H
Bit 0 through 7 of input data are set
Bit 8 through 15 of input data are set
Bit 0 through 7 of the data, which reads back the output data, are set
Bit 8 through 15 of the data, which reads back the output data, are set
Not used
Not used
Not used
Not used
Bit 0 through 7 of input data are set
Bit 8 through 15 of input data are set
Not used
Not used
Not used
Not used
Not used
Not used
5-2-55, Minamitsumori, Nishinari-ku, Osaka 557-0063 JAPAN
Phone: +81(6)6659-8201 Fax: +81(6)6659-8510 E-mail: info@m-system.co.jp
R7K4FML3-6-DAC32B
REMARKS
Transmit I/O data
Not used
Refer to CMD_CTRL/CMD_STAT.
CHx OUT: Output data: See 'Output Data' of 'I/O DATA'
CHx IN: Input data: See 'Input Data' of 'I/O DATA'
Not used
Not used
Not used
Not used
EM-7773-E Rev.3 P. 8 / 11